/* Sand, olive and amber: an illustrated field guide with readable native HTML. */
.dune-page {
    --background: #f4f1e8;
    --ink: #252d22;
    --muted: #69705f;
    --accent: #815017;
    --button: #efae31;
    --surface: #fffdf7;
    --line: #dedecf;
    --radius: 3px;
    --tint: #eae9da;
    --shadow: none;
    overflow-wrap: anywhere;
}
.dune-page .container { width: min(1200px, calc(100% - 64px)); }
.dune-page h1, .dune-page h2, .dune-page h3 { text-wrap: pretty; }
.dune-page .download-button { border-radius: 2px; color: #292817; background: #efae31; box-shadow: none; }
.dune-page .download-button:hover { background: #ffc85c; color: #292817; box-shadow: none; }
.dune-page .download-button.compact { margin: 0; }
.dune-page .preview-notice { background: #2d382c; color: #d5ddc9; border: 0; font-size: 11px; }
.dune-header { position: sticky; top: 0; z-index: 100; background: #f8f6eef5; backdrop-filter: blur(12px); border-bottom: 1px solid #cfd2be; }
.dune-header-inner { min-height: 78px; display: flex; align-items: center; gap: 25px; }
.dune-brand { display: flex; gap: 12px; align-items: center; max-width: 300px; min-width: 0; }
.dune-brand-mark { display: grid; place-items: center; height: 41px; flex: 0 0 41px; background: #354631; color: #f3c75f; font: 700 33px/1 system-ui; }
.dune-brand strong { display: block; font-size: 16px; line-height: 1.4; }
.dune-brand small { display: block; color: #78806d; letter-spacing: 1.4px; font: 9px/2 monospace; }
.dune-nav { display: flex; gap: 26px; margin-left: auto; color: #66705a; font-size: 13px; white-space: nowrap; }
.dune-nav a:hover { color: #2a3823; }
.dune-header-action { margin-left: auto; }
.dune-menu { display: none; }
.dune-cover { background: radial-gradient(ellipse at 75% 55%, #e6d8b4, transparent 55%), #eeedde; border-bottom: 1px solid #d4d5c0; overflow: hidden; }
.dune-page .page-status-label { background: #fff9e8; color: #735520; border: 1px solid #cbb98a; border-radius: 3px; font-size: 11px; box-shadow: none; }
.dune-page .page-status-label-wrap { padding-top: 24px; }
.dune-hero { display: grid; grid-template-columns: 1fr 1.05fr; gap: 10px; align-items: center; padding-block: 24px 30px; }
.dune-hero-copy { position: relative; z-index: 1; padding-block: 20px; min-width: 0; }
.dune-kicker { display: flex; align-items: center; gap: 9px; font: 11px/1.8 monospace; letter-spacing: 2px; color: #67744c; }
.dune-kicker i { height: 7px; width: 7px; background: #798454; transform: rotate(45deg); }
.dune-hero h1 { font-size: clamp(36px, 3.6vw, 56px); line-height: 1.25; font-weight: 850; letter-spacing: -1.7px; max-width: 590px; margin-top: 25px; }
.dune-hero-copy > p { font-size: 15px; line-height: 1.95; color: #6b705c; max-width: 500px; margin-top: 26px; }
.dune-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 30px; margin-top: 32px; }
.dune-actions .download-button { min-height: 54px; padding: 14px 28px; }
.dune-read { display: flex; align-items: center; gap: 25px; font-size: 14px; border-bottom: 1px solid #a8ad94; padding-block: 10px; }
.dune-read span { font-size: 23px; line-height: 1; }
.dune-hero-note { display: flex; align-items: center; flex-wrap: wrap; gap: 15px; padding-top: 25px; margin-top: 30px; border-top: 1px solid #cdd0b9; }
.dune-hero-note span { font: 800 20px/1.4 system-ui; letter-spacing: -1px; color: #37492e; }
.dune-hero-note b { font-size: 11px; font-weight: 400; color: #81856d; }
.dune-art { position: relative; min-width: 0; padding: 8px 0; }
.dune-art > img { width: 118%; max-width: none; height: auto; margin-left: -7%; }
.dune-art-label { position: absolute; left: 8%; top: 14%; color: #5e7052; font: 10px/1.5 monospace; letter-spacing: 4px; }
.dune-art-stamp { position: absolute; right: 5%; bottom: 9%; padding: 12px 16px; background: #354631; color: #f1c66d; transform: rotate(-5deg); font: 700 21px/1.3 monospace; letter-spacing: 2px; border: 4px double #a7ab7d; }
.dune-art-stamp b { font-size: 7px; font-weight: 400; letter-spacing: 1.5px; }
.dune-chapters { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; padding-block: 0; border-top: 1px solid #c9cfb7; }
.dune-chapters a { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 23px; border-right: 1px solid #c9cfb7; font-size: 13px; }
.dune-chapters a:first-child { padding-left: 0; }
.dune-chapters a:last-child { border: 0; }
.dune-chapters b { color: #7e8a64; font-size: 21px; font-weight: 400; }
.dune-chapters a:hover { color: #76501c; background: #e2dfc733; }
.dune-page .eyebrow { color: #7a825d; font: 10px/1.8 monospace; letter-spacing: 2px; }
.dune-page .section-block { padding-block: 52px; }
.dune-page .section-heading { margin-bottom: 28px; text-align: left; }
.dune-page .section-heading h2 { font-size: 31px; letter-spacing: -.8px; line-height: 1.4; margin-top: 7px; }
.dune-page .section-heading p { color: var(--muted); font-size: 13px; margin-top: 10px; }
.dune-brief { margin-top: 54px; display: grid; grid-template-columns: 300px minmax(0, 1fr); border: 1px solid #dadcc9; background: #fffdf5; }
.dune-brief-image { position: relative; min-height: 270px; background: #d7dbc5; }
.dune-brief-image > img { position: absolute; width: 100%; height: 100%; object-fit: cover; }
.dune-brief-copy { padding: 34px 40px; }
.dune-brief h2 { margin-block: 7px 10px; font-size: 25px; }
.dune-brief p { color: #72785e; font-size: 13px; }
.dune-content-counts { display: flex; gap: 35px; margin-top: 20px; }
.dune-content-counts > span { display: flex; align-items: center; gap: 8px; font-size: 11px; color: #82866d; }
.dune-content-counts b { font: 700 26px/1.4 system-ui; color: #405233; }
.dune-brief-copy > a { display: inline-flex; align-items: center; gap: 50px; font-size: 12px; margin-top: 18px; color: #52683b; }
.dune-feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.dune-feature { border: 1px solid var(--line); background: #fffdf7; min-width: 0; }
.dune-feature-image { padding: 9px 9px 0; }
.dune-feature-image img { width: 100%; aspect-ratio: 3/2; object-fit: cover; filter: saturate(.85); }
.dune-feature-copy { padding: 23px; }
.dune-card-number { color: #7f8d62; font: 10px/1.6 monospace; letter-spacing: 2px; }
.dune-feature h3 { font-size: 18px; line-height: 1.5; margin-block: 13px 10px; }
.dune-feature p { font-size: 13px; line-height: 1.9; color: var(--muted); }
.dune-page .guide-section { padding-top: 12px; }
.dune-page .guide-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border-top: 1px solid #d2d8c3; }
.dune-page .guide-list li { position: relative; padding: 30px 25px 10px 0; background: none; border: 0; border-radius: 0; text-align: left; }
.dune-page .guide-list li::before { content: ''; position: absolute; width: 7px; height: 7px; left: 0; top: -4px; background: #6b7a4d; }
.dune-page .guide-number { display: block; width: auto; height: auto; border-radius: 0; background: none; color: #809060; font: 12px/1.5 monospace; margin: 0 0 13px; }
.dune-page .guide-list h3 { font-size: 17px; margin-bottom: 11px; }
.dune-page .guide-list p { font-size: 13px; color: var(--muted); }
.dune-archive { background: #28352a; color: #f2f0df; margin-block: 10px 5px; }
.dune-archive .section-heading .eyebrow { color: #b9c496; }
.dune-archive .section-heading p { color: #b8c0ab; }
.dune-page .gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.dune-page .gallery-grid figure { min-width: 0; border: 1px solid #526149; border-radius: 0; background: #303f30; }
.dune-page .gallery-grid img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.dune-page .gallery-grid figcaption { padding: 17px; color: #d1d8c6; font-size: 12px; gap: 15px; }
.dune-page .gallery-grid figcaption b { color: #e4bc67; }
.dune-article { max-width: 1060px; }
.dune-index { background: #e8ebda; border: 1px solid #d5dbc2; margin-bottom: 35px; }
.dune-index summary { padding: 18px 24px; cursor: pointer; font-size: 13px; list-style: none; }
.dune-index summary::-webkit-details-marker { display: none; }
.dune-index summary > span { float: right; color: #7c895f; }
.dune-index[open] summary > span { transform: rotate(45deg); }
.dune-index nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 0 24px 15px; gap: 0 32px; }
.dune-index nav a { display: flex; align-items: baseline; gap: 13px; border-top: 1px solid #cdd5ba; padding: 13px 0; font-size: 12px; }
.dune-index nav b { color: #839367; font: 10px/1.5 monospace; }
.dune-index nav span { margin-left: auto; color: #839367; }
.dune-article-part { display: grid; grid-template-columns: 70px minmax(0, 1fr); gap: 26px; padding-block: 26px 30px; border-bottom: 1px solid #d8ddc9; scroll-margin-top: 110px; }
.dune-part-number { font: 300 40px/1.4 system-ui; color: #a7b094; }
.dune-article-part h3 { font-size: 24px; margin-block: 9px 19px; }
.dune-article-part p { color: #59624f; font-size: 16px; line-height: 2; margin-block: 15px; }
.dune-page .pending-panel { padding: 30px; background: #fffdf7; border: 1px solid var(--line); }
.dune-page .pending-panel p { margin-top: 12px; color: var(--muted); }
.dune-page .faq-section { border-top: 1px solid var(--line); }
.dune-page .faq-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; max-width: none; align-items: start; }
.dune-page .faq-list details { border-radius: 0; background: #fffdf7; border: 1px solid #d9ddc9; }
.dune-page .faq-list summary { padding: 22px; gap: 14px; }
.dune-page .faq-list summary h3 { font-size: 15px; line-height: 1.7; }
.dune-page .faq-list details > div { padding: 0 22px 24px; font-size: 14px; color: #687258; }
.dune-download { position: relative; display: flex; gap: 32px; align-items: center; overflow: hidden; background: #e8b953; border: 1px solid #d1a23c; margin-block: 10px 40px; padding: 40px 45px; }
.dune-download > div { flex: 1; position: relative; z-index: 1; }
.dune-download .eyebrow { color: #6a5725; }
.dune-download h2 { margin-top: 7px; font-size: 26px; }
.dune-download p { color: #6a5a2d; font-size: 13px; margin-top: 10px; }
.dune-download .download-button { position: relative; z-index: 1; flex-shrink: 0; background: #2f3e2b; color: #f8e7b4; border: 1px solid #35492b; }
.dune-download .download-button:hover { background: #415237; }
.dune-download-mark { position: absolute; right: 30px; top: -130px; font: 380px/1 system-ui; color: #9a792625; pointer-events: none; }
.dune-page .related-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.dune-page .related-grid a { border-radius: 0; border: 1px solid var(--line); background: #fffdf7; }
.dune-footer { padding-block: 28px 42px; margin-top: 24px; border-top: 1px solid #ccd2bc; display: flex; align-items: start; justify-content: space-between; gap: 22px; }
.dune-footer strong { display: block; font-size: 15px; }
.dune-footer span { display: block; font: 10px/1.8 monospace; letter-spacing: 1.5px; color: #838b72; margin-top: 7px; }
.dune-footer > a { font-size: 12px; color: #71805e; white-space: nowrap; }
.has-floating-download .dune-footer { padding-bottom: 190px; }
@media (max-width: 1100px) {
    .dune-nav { gap: 16px; font-size: 12px; }
    .dune-brand { max-width: 235px; }
    .dune-hero h1 { font-size: 43px; }
    .dune-art > img { width: 128%; margin-left: -14%; }
    .dune-feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .dune-feature-image img { aspect-ratio: 2/1; }
}
@media (max-width: 800px) {
    .dune-page .container { width: calc(100% - 40px); }
    .dune-header-inner { min-height: 70px; gap: 15px; }
    .dune-nav { display: none; }
    .dune-brand strong { font-size: 13px; }
    .dune-brand small { font-size: 7px; }
    .dune-menu { display: block; position: relative; font-size: 12px; flex-shrink: 0; }
    .dune-menu summary { cursor: pointer; padding-block: 8px; }
    .dune-menu nav { display: grid; position: absolute; top: 45px; right: 0; width: 175px; padding: 12px; border: 1px solid #cbd3bc; background: #fffdf5; box-shadow: 0 10px 35px #2222; }
    .dune-menu nav a { padding: 10px; }
    .dune-hero h1 { font-size: 36px; letter-spacing: -1px; }
    .dune-kicker { font-size: 10px; letter-spacing: 1px; }
    .dune-hero-copy > p { font-size: 14px; }
    .dune-hero-note { gap: 8px; }
    .dune-hero-note span { font-size: 17px; }
    .dune-actions { gap: 20px; }
    .dune-art-label { font-size: 8px; letter-spacing: 2px; }
    .dune-art-stamp { font-size: 17px; padding: 8px 11px; }
    .dune-chapters a { padding: 18px 14px; font-size: 12px; }
    .dune-brief { grid-template-columns: 230px minmax(0, 1fr); margin-top: 38px; }
    .dune-brief-copy { padding: 26px; }
    .dune-brief h2 { font-size: 22px; }
    .dune-content-counts { gap: 20px; flex-wrap: wrap; }
    .dune-page .section-block { padding-block: 38px; }
    .dune-page .section-heading h2 { font-size: 28px; }
    .dune-page .guide-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; border: 0; }
    .dune-page .guide-list li { border-top: 1px solid #cbd3bc; padding-top: 20px; }
    .dune-page .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
    .dune-article-part { grid-template-columns: 45px minmax(0, 1fr); gap: 20px; }
    .dune-part-number { font-size: 30px; }
    .dune-download { padding: 30px; }
    .dune-download h2 { font-size: 23px; }
}
@media (max-width: 600px) {
    .dune-header-inner { gap: 12px; }
    .dune-brand { flex: 1; gap: 9px; max-width: none; }
    .dune-brand-mark { display: none; }
    .dune-brand strong { font-size: 12px; }
    .dune-brand small { font-size: 6px; letter-spacing: .7px; }
    .dune-header-action .download-button { min-height: 36px; padding: 9px 10px; font-size: 11px; }
    .dune-hero { grid-template-columns: 1fr; padding-block: 25px 0; }
    .dune-hero-copy { padding-block: 10px 0; }
    .dune-hero h1 { font-size: 37px; margin-top: 20px; }
    .dune-hero-copy > p { margin-top: 22px; }
    .dune-actions { gap: 25px; margin-top: 25px; }
    .dune-actions .download-button { min-height: 48px; padding: 13px 22px; }
    .dune-hero-note { margin-top: 25px; padding-top: 18px; gap: 12px; }
    .dune-art { margin-block: -10px 0; }
    .dune-art > img { width: 108%; margin-left: -4%; }
    .dune-art-label { top: 15%; }
    .dune-art-stamp { bottom: 10%; right: 3%; }
    .dune-chapters { grid-auto-flow: row; grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .dune-chapters a, .dune-chapters a:first-child { padding: 15px; border-bottom: 1px solid #c9cfb7; }
    .dune-chapters a:nth-child(2n) { border-right: 0; }
    .dune-chapters a:nth-last-child(-n+2) { border-bottom: 0; }
    .dune-brief { grid-template-columns: 1fr; }
    .dune-brief-image { min-height: 0; aspect-ratio: 16/9; }
    .dune-brief-copy { padding: 26px; }
    .dune-content-counts { gap: 25px; }
    .dune-content-counts > span { gap: 6px; }
    .dune-content-counts b { font-size: 24px; }
    .dune-feature-grid { gap: 13px; }
    .dune-feature-image { padding: 6px 6px 0; }
    .dune-feature-image img { aspect-ratio: 3/2; }
    .dune-feature-copy { padding: 17px; }
    .dune-feature h3 { font-size: 16px; }
    .dune-feature p { font-size: 12px; }
    .dune-card-number { font-size: 8px; letter-spacing: 1px; }
    .dune-page .guide-list { gap: 18px; }
    .dune-page .guide-list li { display: block; padding: 20px 5px 8px 0; }
    .dune-page .guide-list h3 { font-size: 16px; }
    .dune-page .guide-list p { font-size: 12px; }
    .dune-page .gallery-grid { grid-template-columns: 1fr; }
    .dune-page .gallery-grid img { aspect-ratio: 16/10; }
    .dune-article-part { grid-template-columns: 1fr; gap: 0; padding-block: 22px; }
    .dune-part-number { font-size: 23px; }
    .dune-article-part h3 { font-size: 22px; margin-top: 10px; }
    .dune-article-part p { font-size: 15px; line-height: 1.95; }
    .dune-index nav { grid-template-columns: 1fr; }
    .dune-index summary { padding-inline: 20px; }
    .dune-page .faq-list { grid-template-columns: 1fr; }
    .dune-download { display: block; padding: 28px; }
    .dune-download .download-button { width: 100%; margin-top: 24px; }
    .dune-page .related-grid { grid-template-columns: 1fr; }
}
@media (max-width: 360px) {
    .dune-feature-grid { grid-template-columns: 1fr; }
    .dune-hero h1 { font-size: 34px; }
    .dune-content-counts { gap: 17px; }
}
@media print {
    .dune-header, .dune-art, .dune-chapters, .dune-actions, .dune-download { display: none; }
    .dune-cover, .dune-archive { background: #fff; color: #000; }
    .dune-page .gallery-grid figcaption { color: #222; }
    .dune-article-part { break-inside: avoid; }
    .has-floating-download .dune-footer { padding-bottom: 30px; }
}